Pierburg Secondary Air Injection Pump 7.21851.31.0
An emissions component, that is part of the secondary air injection system, which is responsible for pumping clean air into the vehicle's exhaust stream to promote a cleaner and more complete burn before the fumes exit the tailpipe. (7.21851.31.0) by Pierburg
Hella 7.21851.31.0Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998 - 2000 | Audi | A4 | Avant |
| 2001 | Audi | A4 | Avant Luxury, Avant Confort, Confort, Basico, Luxury, Sport |
| 1996 - 2001 | Audi | A4 | Base |
| 1998 - 2000 | Audi | A4 Quattro | Avant |
| 1996 - 2000 | Audi | A4 Quattro | Base |
| 1999 - 2000 | Audi | A6 | Avant |
| 1998 - 2000 | Audi | A6 | Base |
| 1998 - 2004 | Audi | A6 Quattro | Avant, Base |
| 2001 - 2002 | Audi | A6 Quattro | Luxury |
| 2003 - 2004 | Audi | A6 Quattro | S Line |
| 2003 | Audi | RS6 | Base |
| 2002 - 2003 | Audi | S6 | Avant |
| 2001 - 2004 | Audi | S6 | Base |
| 1999 - 2006 | Audi | TT | Base |
| 2006 | Audi | TT | Classic Edition |
| 2005 - 2006 | Audi | TT | Sport |
| 2002 | Audi | TT Quattro | ALMS Edition |
| 2000 - 2006 | Audi | TT Quattro | Base |
| 2003 - 2006 | Audi | TT Quattro | S Line |
| 2006 | Audi | TT Quattro | Special Edition |
| 2003 - 2006 | Seat | Leon | Cupra R |
| 2006 | Seat | Leon | FR Last Edition |
| 2003 - 2004 | Seat | Leon | Signo, Stella |
| 2001 - 2004 | Seat | Leon | Sport |
| 2005 - 2006 | Seat | Leon | Stylance, FR |
| 2002 - 2004 | Seat | Toledo | Sport, Signo |
| 2003 - 2004 | Seat | Toledo | Stella |
| 1998 - 1999 | Volkswagen | Beetle | Base |
| 1999 - 2001 | Volkswagen | Beetle | GL, GLS, GLX |
| 2000 - 2001 | Volkswagen | Beetle | GLS Turbo, GLX Turbo |
| 2001 | Volkswagen | Beetle | GLX Sport Turbo, Sport |
| 1999 | Volkswagen | Beetle | Lujo |
| 1998 | Volkswagen | Beetle | TDI |
| 2000 | Volkswagen | Cabrio | GL, GLS |
| 2000 - 2003 | Volkswagen | Golf | Base |
| 2000 - 2002 | Volkswagen | Golf | Confort, Lujo, Verano |
| 2003 - 2006 | Volkswagen | Golf | Europa |
| 2004 | Volkswagen | Golf | GL TDI |
| 2004 - 2006 | Volkswagen | Golf | GLS TDI |
| 1999 - 2006 | Volkswagen | Golf | GLS, GL |
| 2002 - 2006 | Volkswagen | Golf | GTI 1.8T |
| 2003 | Volkswagen | Golf | GTI 20th Anniversary |
| 2002 | Volkswagen | Golf | GTI 337 |
| 2000 - 2001 | Volkswagen | Golf | GTI GLX, GTI GLS |
| 2001 - 2003 | Volkswagen | Golf | GTI Turbo |
| 1999 | Volkswagen | Golf | MI, Wolfsburg Edition |
| 1999 - 2005 | Volkswagen | Golf | TDI, GTI VR6, GTI |
| 2003 - 2005 | Volkswagen | Golf | Trendline, Comfortline |
| 2004 - 2005 | Volkswagen | Jetta | Comfortline |
| 2003 | Volkswagen | Jetta | Edicion Limitada, Europa Wolfsburg, Jazz, Trendline Wolfsburg |
| 2004 | Volkswagen | Jetta | Europa 50 Aniversario, GLI 50 Aniversario |
| 2000 - 2002 | Volkswagen | Jetta | GL Confort |
| 2002 - 2005 | Volkswagen | Jetta | GLI, Europa, Trendline, Sportline |
| 1999 | Volkswagen | Jetta | GLS Confort, VR6 Carat, CL, Base |
| 2000 - 2001 | Volkswagen | Jetta | GLS Turbo |
| 2001 | Volkswagen | Jetta | GLS Variant, GL Variant, GLS Wolfsburg |
| 1999 - 2000 | Volkswagen | Jetta | GLS VR6 |
| 1999 - 2005 | Volkswagen | Jetta | GLS, GL, TDI |
| 1999 - 2002 | Volkswagen | Jetta | GLX VR6 |
| 2005 | Volkswagen | Jetta | Limited Edition, GL TDI, Summer Edition, Special Edition, GLS TDI, 2.5 |
| 2002 - 2003 | Volkswagen | Jetta | Variant Trendline, Highline, Confortline, Variant Comfortline |
| 1999 - 2003 | Volkswagen | Jetta | Wolfsburg Edition, GLX |
| 1999 - 2000 | Volkswagen | Passat | 1.8T, V6 |
| 2000 | Volkswagen | Passat | 4 Motion |
| 1998 - 2000 | Volkswagen | Passat | GLX, GLS |
Pierburg Secondary Air Injection Pump 7.21851.31.0
Sale price$351.59 USD